How do I control when an untrusted applet or application runs in my web browser
? ... is digitally signed by an unknown publisher, or a certificate that has not been
... Untrusted Java applications will be blocked so they cannot run (VERY HIGH).
These security levels apply to running Java in the browser, which includes plugin
applets, Java ... In most of these dialogs, the user has the option to block running
the app, ... The user can select medium, high or very high security settings. ... At
the Very High setting, only apps signed with a valid certificate are allowed to run.